19402665

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{11447}}^1$

素因数の和:11568

約数の個数: 16

約数和(自身を含む): 31321728

約数和(自身を除く): 11919063

約数列:

[1, 3, 5, 15, 113, 339, 565, 1695, 11447, 34341, 57235, 171705, 1293511, 3880533, 6467555, 19402665]

約数ペア:

[(1, 19402665), (3, 6467555), (5, 3880533), (15, 1293511), (113, 171705), (339, 57235), (565, 34341), (1695, 11447)]